Description: Thirlwall Castle
Date Listed: 24 November 1967
English Heritage Building ID: 240842
OS Grid Reference: NY6593966154
OS Grid Coordinates: 365939, 566154
Latitude/Longitude: 54.9888, -2.5338
There is also a scheduled monument, Hadrian's Wall and Vallum Between the Field Boundary West of Carvoran Roman Fort and the West Side of the B6318 Road in Wall Mile 46, at the same location as this building or very close to it. This may be related in some way or possibly a different name for the same structure.
THIRLWALL B 6318
NY 66 NE
(East side, off)
11/36 Thirlwall Castle
Castle ruins. Probably mid C14. Masonry largely re-used from nearby Hadrian's
wall: dressed stone facing to rubble core. Rectangular plan with slightly-
projecting north-east tower. 2.5 to 3.0-metre thick walls standing to 2 and
3 storeys on north and west; east wall of similar height has partly collapsed
at south; south wall has almost entirely collapsed. Fragments of chamfered
plinth. North-east tower and corners have huge squared quoins. Scattered
loops in flush surrounds with squared alternating jambs. No remains of vaulting.
In dangerous condition at time of survey. Scheduled Ancient Monument.
Listing NGR: NY6593966154
Source: English Heritage
Listed building text is © Crown Copyright. Reproduced under licence.